Insider Lisa Muschong sells DTE Energy (DTB) stock at $134.38

Rhea-AI Filing Summary

DTE Energy executive Lisa A. Muschong, VP, Corp Sec & Chief of Staff, reported a disposition of 246 shares of common stock on February 1, 2026 at $134.38 per share. Following this transaction, she held 5,775 shares directly and 262.22 shares indirectly through a 401(k) plan as of a plan statement dated February 1, 2026.

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Muschong Lisa A.

(Last) (First) (Middle)

ONE ENERGY PLAZA

(Street)

DETROIT MI 48226

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
DTE ENERGY CO [ DTE ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	VP, Corp Sec & Chief of Staff

3. Date of Earliest Transaction (Month/Day/Year)
02/01/2026

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	02/01/2026		F		246	D	$134.38	5,775	D
Common Stock								262.22(1)	I	401K

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. Includes shares of DTE common stock acquired under the DTE Energy Company Savings and Stock Ownership Plan (the "Plan") as of a Plan statement dated as of February 1, 2026.

Remarks:

	/s/Todd A. Richards, Attorney-in-Fact	02/03/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
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FAQ

What insider transaction did Lisa A. Muschong report for DTE Energy (DTB)?

Lisa A. Muschong reported disposing of 246 shares of DTE Energy common stock at $134.38 per share on February 1, 2026. After this transaction, she directly owned 5,775 shares and held additional shares indirectly through a 401(k) plan.

How many DTE Energy shares does Lisa Muschong own after the February 1, 2026 transaction?

After the reported transaction, Lisa Muschong beneficially owned 5,775 DTE Energy shares directly and 262.22 shares indirectly through a 401(k) plan. The indirect holdings reflect shares in the DTE Energy Company Savings and Stock Ownership Plan as of a February 1, 2026 plan statement.

What does the transaction code F mean in Lisa Muschong’s DTE Energy Form 4?

The filing labels the February 1, 2026 DTE Energy transaction with code F and reports a disposition of 246 common shares at $134.38. Code F is a standard Form 4 transaction code used to categorize specific types of insider share movements.

How are Lisa Muschong’s indirect DTE Energy holdings structured in this Form 4?

The Form 4 reports 262.22 DTE Energy shares as indirectly owned in a 401(k) account. A footnote explains these are shares acquired under the DTE Energy Company Savings and Stock Ownership Plan, based on a plan statement dated February 1, 2026.

What is Lisa Muschong’s role at DTE Energy related to this insider filing?

Lisa A. Muschong is identified as an officer of DTE Energy, serving as VP, Corporate Secretary & Chief of Staff. Her status as an officer requires reporting changes in her DTE Energy common stock ownership through Section 16 filings such as this Form 4.